28477841

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2239}}^1$

素因数の和:2348

約数の個数: 16

約数和(自身を含む): 34406400

約数和(自身を除く): 5928559

約数列:

[1, 7, 23, 79, 161, 553, 1817, 2239, 12719, 15673, 51497, 176881, 360479, 1238167, 4068263, 28477841]

約数ペア:

[(1, 28477841), (7, 4068263), (23, 1238167), (79, 360479), (161, 176881), (553, 51497), (1817, 15673), (2239, 12719)]